.popupContainer {
     font-family: "微软雅黑", "sans-serif";
     font-size: 14px;
     position: absolute;
     z-index: 9999;
 }

.popupContainer > div > .triangle {
    position: absolute;
    left: 0;
    top: -18px;
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-bottom: 18px solid #B4B4B4;
}

.popupContainer .head {
    height: 33px;
    text-align: center;
    background-color: #000;
    background: -webkit-gradient(linear, 0 0, 0 33, color-stop(0, #B4B4B4), color-stop(1, #2D2D2D));
    -webkit-border-top-left-radius: 5px;
    -webkit-border-top-right-radius: 5px;
    -moz-border-top-left-radius: 5px;
    -moz-border-top-right-radius: 5px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.popupContainer .head span.title {
    color: #fff;
    display: inline-block;
    margin-top: 7px;
    padding-left: 12px;
    font-size: 15px;
}

.popupContainer .head a.close {
    float: right;
    display: none;
    width: 20px;
    height: 20px;
    margin-top: 7px;
    padding-right: 6px;
    background: url(../images/close_bg.png);
    background-repeat: no-repeat;
    background-position: 0 0;
}

.popupContainer .head a.close:hover {
    background-position: 0 -25px;
}

.popupContainer > .mainContainer {
    padding: 10px;
    border: solid #2D2D2D 4px;
    background-color: white;
}